package array;

import java.util.Arrays;
import java.util.Random;

public class ArrayTest {
    public static void main(String[] args) {
        int[][] arr = new int[4][5];
        for (int i = 0; i < 4; i++) {
            for (int j = 0; j < 5; j++) {
                arr[i][j] = i * j;
            }
        }
        System.out.println(arr.length);
        System.out.println(arr[0].length);
        System.out.println(Arrays.toString(arr));

    }
}
